{"title":"Fuel Injection Conversion Kit","description":null,"products":[{"product_id":"universal-v8-multi-point-fuel-injection-includes-ntk-oxygen-sensor","title":"Universal V8 Multi-Point Fuel Injection, Includes NTK Oxygen Sensor","description":"Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP EFI ECU and harness kits are designed to be used with popular factory EFI engines as an alternative to the factory ECU and harness or as a replacement for your C950 ECU. 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Get Holley EFI today!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833712206188,"sku":"GVMR_550-602","price":2719.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-602_01.jpg?v=1780363568"},{"product_id":"universal-v8-multi-point-fuel-injection-includes-bosch-oxygen-sensor","title":"Universal V8 Multi-Point Fuel Injection, Includes Bosch Oxygen Sensor","description":"Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP EFI ECU and harness kits are designed to be used with popular factory EFI engines as an alternative to the factory ECU and harness or as a replacement for your C950 ECU. The HP allows you to accurately control the fuel and ignition of your engine along with additional controls for nitrous, boost or water meth.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833712337260,"sku":"GVMR_550-604","price":2609.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-604.jpg?v=1780363582"},{"product_id":"gm-tpi-and-holley-stealth-ram™-includes-bosch-oxygen-sensor","title":"GM TPI and Holley Stealth Ram™, Includes Bosch Oxygen Sensor","description":"Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your older Holley C950? Holley has you covered. HP EFI ECU and harness kits are designed to be used with popular factory EFI engines as an alternative to the factory ECU and harness or as a replacement for your C950 ECU. 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The HP allows you to accurately control the fuel and ignition of your engine along with additional controls for nitrous, boost or water meth.","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833712599404,"sku":"GVMR_550-606N","price":2869.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-606n.jpg?v=1780363613"},{"product_id":"hp-efi-ecu-harness-kits-2","title":"HP EFI ECU \u0026 Harness Kits","description":"Looking for a plug and play kit for your GM LS engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more. Got a stock LS engine? Simply download a base map and you're on your way. Got a turbocharged, nitrous fed LS engine on water\/meth? This HP EFI kit can control that too!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833712664940,"sku":"GVMR_550-603","price":2649.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-603_01_P04_KIT.jpg?v=1780363620"},{"product_id":"hp-efi-ecu-harness-kits-3","title":"HP EFI ECU \u0026 Harness Kits","description":"Looking for a plug and play kit for your GM LS engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more! Got a stock LS engine? Simply download a base map and you're on your way. Got a turbocharged, nitrous fed LS engine on water\/meth? This HP EFI kit can control that too! Stop re-flashing your factory ECU every time you make a performance modification. Get Holley EFI today!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833712730476,"sku":"GVMR_550-602N","price":2899.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/550-602N_01.jpg?v=1780363628"},{"product_id":"fits-gm-ls-24x-crank-1x-cam-ls1-ls6-style-engines-with-ev1-injectors","title":"Fits GM LS 24x Crank, 1x Cam - LS1\/LS6 style Engines with EV1 Injectors","description":"Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by wire, and dual wideband oxygen sensor options, Dominator® systems have nearly unlimited capabilities to control any power adder, input, or output you can throw at them. Need to run a turbocharged, nitrous injected 8 cylinder running water-methanol injection? No problem with Dominator® EFI. How about control a 4L80E transmission as well as the fuel and spark on your street rod? No problem. There are also enough inputs and outputs to allow the Dominator® VMSs to serve as their own data acquisition and control module. The Dominator® VMS will eliminate the need for additional controllers as they are all contained in this one unit. The only thing limiting the Dominator® Vehicle Management System is your imagination!","brand":"Holley EFI","offers":[{"title":"Default Title","offer_id":53833719185772,"sku":"GVMR_550-650","price":3049.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0945\/2935\/6140\/files\/boost_d3bc5a41-f413-46bd-986d-3513a424c7f1.png?v=1780364026"},{"product_id":"fits-gm-ls-58x-crank-4x-cam-4-8-5-3-6-0-style-engines-with-ev1-injectors","title":"Fits GM LS 58x Crank, 4x Cam - 4.8\/5.3\/6.0 style Engines with EV1 Injectors","description":"Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by wire, and dual wideband oxygen sensor options, Dominator® systems have nearly unlimited capabilities to control any power adder, input, or output you can throw at them. Need to run a turbocharged, nitrous injected 8 cylinder running water-methanol injection? 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